<template>
<div class="weather-widget">
    <div class="todaydate" v-if="forecastWeather && forecastWeather[0]">
    {{ forecastWeather[0].date }}
    </div>
    <!-- 今日天气 -->
    <div v-if="currentWeather" class="today-weather">
    <p class="city">{{ currentWeather.city }} 今日天气: {{ currentWeather.weather }}</p>
    <div class="weather-info">
        <i :class="getWeatherIconClass(currentWeather.weather)" class="weather-icon"></i>
        <div>
        <p class="temperature">{{ currentWeather.temperature }}°C</p>
        <p class="humidity">湿度：{{ currentWeather.humidity }}  风向：{{ currentWeather.winddirection }}</p>
        </div>
    </div>
    </div>
    <!-- 明后天气预报 -->
    <div v-if="forecastWeather" class="forecast">
    <div class="forecast-items">
        <div
        v-for="(forecast, index) in forecastWeather"
        :key="index"
        class="forecast-item"
        >
        <h4>{{ forecastLabels[index] }}</h4>
        <i :class="getWeatherIconClass(forecast.dayWeather)" class="forecast-icon"></i>
        <p>{{ forecast.nightTemp }}°C ~ {{ forecast.dayTemp }}°C</p>
        <p>天气：{{ forecast.dayWeather }}</p>
        <p>风向：{{ forecast.dayWindDirection }}</p>
        </div>
    </div>
    </div>
    <div v-else>
    <p>加载天气数据中...</p>
    </div>
</div>
</template>

<script setup>
import { ref, onMounted, onUnmounted, computed } from "vue";
import { apiKey } from "@/constant/weather/index.js";
import axios from "axios";

const currentWeather = ref(null); // 当前天气数据
const forecastWeather = ref(null); // 未来天气数据
let updateInterval = null;

const weatherIconMap = {
"晴": "qi-100",
"多云": "qi-101",
"阴": "qi-104-fill",
"阵雨": "qi-300",
"雷阵雨": "qi-303",
"小雨": "qi-305",
"中雨": "qi-306",
"大雨": "qi-307",
"小雪": "qi-400",
"中雪": "qi-401",
"大雪": "qi-403",
"雨夹雪": "qi-404",
};

const getWeatherIconClass = (weather) => {
return weatherIconMap[weather] || "qi-unknown";
};

const fetchWeatherData = async () => {
try {
    const city = "440300";
    const liveWeatherUrl = `https://restapi.amap.com/v3/weather/weatherInfo?key=${apiKey}&city=${city}&extensions=base`;
    const liveWeatherResponse = await axios.get(liveWeatherUrl);

    if (liveWeatherResponse.data.status === "1" && liveWeatherResponse.data.lives.length > 0) {
    const liveWeather = liveWeatherResponse.data.lives[0];
    currentWeather.value = {
        city: liveWeather.city,
        temperature: liveWeather.temperature,
        weather: liveWeather.weather,
        humidity: liveWeather.humidity,
        winddirection: liveWeather.winddirection,
    };
    }

    const forecastWeatherUrl = `https://restapi.amap.com/v3/weather/weatherInfo?key=${apiKey}&city=${city}&extensions=all`;
    const forecastWeatherResponse = await axios.get(forecastWeatherUrl);

    if (forecastWeatherResponse.data.status === "1" && forecastWeatherResponse.data.forecasts.length > 0) {
    const forecast = forecastWeatherResponse.data.forecasts[0].casts.slice(0, 3);
    forecastWeather.value = forecast.map((item) => ({
        date: item.date,
        dayTemp: item.daytemp,
        nightTemp: item.nighttemp,
        dayWeather: item.dayweather,
        dayWindDirection: item.daywind,
    }));
    }
} catch (error) {
    console.error("获取天气数据失败：", error);
}
};

const startAutoUpdate = () => {
fetchWeatherData();
updateInterval = setInterval(fetchWeatherData, 60 * 60 * 1000);
};

const stopAutoUpdate = () => {
if (updateInterval) clearInterval(updateInterval);
};

const forecastLabels = computed(() => ["今天", "明天", "后天"]);

onMounted(() => startAutoUpdate());
onUnmounted(() => stopAutoUpdate());
</script>

<style scoped>
@use "@/styles/themes.scss";
.weather-widget {
  padding: 20px;
  flex-grow: 1;
  overflow: auto;

  .todaydate {
    border-top: 3px solid var(--primary-color);
    background-color: var(--secondary-color);
    color: var(--primary-color);
    font-size: 18px;
    font-weight: bold;
    padding: 5px 0;
    text-align: center;
  }

  .city {
    font-size: 20px;
    font-weight: bold;
    color: var(--Nav-hover-color);
    margin-bottom: 10px;
  }

  .today-weather {
    text-align: left;
    margin-bottom: 20px;

    .weather-info {
      display: flex;
      align-items: center;
      justify-content: left;

      .weather-icon {
        font-size: 80px;
        color: var(--primary-color);
        margin-right: 15px;
        transition: transform 0.3s ease-in-out;
      }

      .weather-icon:hover {
        transform: scale(1.1);
      }

      .temperature {
        font-size: 40px;
        font-weight: bold;
        color: var(--primary-color);
        margin-bottom: 0;
      }

      .humidity,
      .wind {
        font-size: 14px;
        color: #616161;
        line-height: 1.5;
      }
    }
  }

  .forecast {
    margin-top: 20px;

    .forecast-items {
      display: flex;
      gap: 15px;
      justify-content: center;

      .forecast-item {
        text-align: center;
        padding: 4px;
        background: linear-gradient(10deg, var(--text-color), #f0f0f0);
        border: 1px solid #ddd;
        border-radius: 10px;
        box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.1),
          -2px -2px 6px rgba(255, 255, 255, 0.7);
        transition: box-shadow 0.3s, transform 0.3s;
      }

      .forecast-item:hover {
        box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.2);
        transform: translateY(-5px);
      }

      h4 {
        font-size: 16px;
        margin-bottom: 10px;
        color: var(--primary-color);
      }

      .forecast-icon {
        font-size: 50px;
        color: var(--Nav-rightleft-color);
        margin-bottom: 10px;
      }

      p {
        font-size: 14px;
        color: #757575;
        margin: 5px 0;
      }
    }
  }
}

</style>
